// Depends on: /js/lib/prototype.js, /js/src/common/checkbox_selecter.js

Event.observe(window, 'load', function() {

    var group_array = document.getElementsByClassName('municipality-group');
    group_array.each(function(group) {
   	    new CheckBoxSelecter('group-all-check', group.id,'municipality-check').init();
    });
});